Diabolik Lovers (ディアボリックラヴァーズ Diaborikku Ravāzu), abbreviated as DiaLovers, is a Japanese visual novel franchise by Rejet.

The was released on October 11, 2012 for the . Five more games have been released since then with the first two games having been ported for the with the subtitle "Limited V Edition". A seventh game was released on March 28, 2019 for .

The franchise has brought forth two 12-episode television anime adaptations by , the first of which aired from September 16, 2013 to December 9, 2013 and the second from September 23, 2015 to December 9, 2015. The first series was followed by a single bundled with the game on February 26th, 2015.

It has been made into various manga, anime, drama CDs, music CDs and fanbooks. Three well received stage plays also ran in August 2015, August 2016 and January 2018.